package com.example.thirdhomework

import android.os.Bundle
import android.util.Log
import android.widget.Button
import android.widget.TextView
import androidx.activity.enableEdgeToEdge
import androidx.appcompat.app.AppCompatActivity
import androidx.core.view.ViewCompat
import androidx.core.view.WindowInsetsCompat
import android.os.Handler as Handler1
import androidx.activity.enableEdgeToEdge
import androidx.lifecycle.Lifecycle


class FifthActivity : AppCompatActivity() {

    var seconds = 0
    var running = false
    var wasRunning = false

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        enableEdgeToEdge()
        setContentView(R.layout.activity_fifth)

        Log.d("Life cycle", "onCreate")

        if (savedInstanceState != null) {
            seconds = savedInstanceState.getInt("seconds")
            running = savedInstanceState.getBoolean("running")
            wasRunning = savedInstanceState.getBoolean("wasRunning")
        }

        runTimer()

        val button_start = findViewById<Button>(R.id.button_start)
        button_start.setOnClickListener {
            running = true
        }

        val button_stop = findViewById<Button>(R.id.button_stop)
        button_stop.setOnClickListener {
            running = false
        }

        val button_restart =findViewById<Button>(R.id.button_restart)
        button_restart.setOnClickListener {
            running = true
            seconds = 0
        }

        ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main)) { v, insets ->
            val systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars())
            v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom)
            insets
        }
    }

    fun runTimer() {
        val handler=Handler1()
        val runnable = object : Runnable {
            override fun run() {
                val hours = seconds / 3600
                val minutes = (seconds % 3600) / 60
                val secs = seconds % 60
                val textView_timer = findViewById<TextView>(R.id.textView_timer)
                textView_timer.text = String.format("%02d:%02d:%02d", hours, minutes, secs)
                if (running) {
                    seconds++
                }
                handler.postDelayed(this, 1000)
            }
        }
        handler.post(runnable)
    }
    override fun onSaveInstanceState(outState: Bundle) {
        super.onSaveInstanceState(outState)
        Log.d("Life cycle", "onSaveInstanceState")

        outState.putInt("seconds", seconds)
        outState.putBoolean("running", running)
        outState.putBoolean("wasRunning", wasRunning)
    }

    override fun onDestroy() {
        super.onDestroy()
        Log.d("life cycle","onDestroy")
    }

    override fun onStart() {
        super.onStart()
        Log.d("life cycle","onStart")
    }

    override fun onStop() {
        super.onStop()
        Log.d("life cycle","onStop")
    }

    override fun onResume() {
        super.onResume()
        Log.d("life cycle","onResume")
        if(wasRunning){
            running = true
        }
    }

    override fun onPause() {
        super.onPause()
        Log.d("life cycle","onPause")
        wasRunning = running
        running = false
    }
}
